background image

Trouble shooting 

1

 Can not switch on

 

no switch on 

NO 

Check 3.3V/12V/24V of power supply 

Check PW 

Only 3.3V 

yes 

Check signal P

ON

 

Check DC-DC 

DIMBL

ON of main IC link 

part,check 

to PW 

Check the peripheral circuit 

Check reset 

of mail IC,check solder of 

Check IIC bus 

main IC,check data fo NVM 

signal of main 

and reset it 

Check crystal frequence 

Содержание K-LED20HDT2

Страница 1: ...n 3 Alignment Procedure 4 Block diagram 5 Scheme Diagram 6 Troubleshooting SORGHGUDZLQJ This m anual i s t he l atest at t he t ime of pr intiandg doe s not include the modification which may be made...

Страница 2: ...hting flash with arrowhead symbol with an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient ma...

Страница 3: ...r push objects of any kind into this television set through cabinet slots as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Never spill liquid...

Страница 4: ...and supporting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrode and requirements f...

Страница 5: ...Y 21 If you are unable to restore normal operation by following the detailedprocedurein your operating instructions do not attempt any further adjustment Unplug the set and call your dealer or service...

Страница 6: ...om2 Panorama DLTI Yes DCTI Yes Comb Filter 3D Dynamic noise Reduction Yes Adaptive Deinterlacing 3D Motion Compensation Yes Dynamic Skin Correction Yes Black Stretch Yes Blue Stretch Yes Sound Speaker...

Страница 7: ...Container Loading 40 feet High pcs 3498 Net Weight With Stand Kg 2 43 Net Weight Without Stand Kg 2 3 Gross Weight With Packaging Kg 2 91 VESA Mounting Dimensions LxH mm 100 100 Essential Accessories...

Страница 8: ...Alignment Procedure MS306 Series MODEL MS306 MS306B MS306C MS306D MS306G MS306P MS306BP MS306CP MS306DP VERSION V3 0 PREPARED BY DATE 2014 1 24 APPROVED BY DATE...

Страница 9: ...at up to 1080p can be supported USB support image audio and video up to H 264 playing The whole process of alignment includes ADC calibration and White Balance adjustments 2 Factory Menu 1 Methods of...

Страница 10: ...M reset DO System initialization Restore all OK data except the White Balance and ADC data Only for R D 7 SET FAC CH DO Preset specific factory channels for OK specific factory Press left and right bu...

Страница 11: ...Current Current Source TV AV1 AV2 YPbPr HDMI need OK Source adjustment COLOR TEMP NORMAL Medium Cool Ware OK R GAIN 128 R GAIN OK G GAIN 128 G GAIN OK B GAIN 128 B GAIN OK R OFFSET 128 R OFFSET OK G...

Страница 12: ...NG 7 HOTEL Hotel submenu not adjust OK MENU SHOP INIT submenu ITEMS Default Description Status Setting Volume 30 0 100 adjustable OK PIC MODE STANDARD Standard Bright Mild User OK SOUND MODE STEREO Mo...

Страница 13: ...t Contrast curve Exclusively used by R D OK Curve Saturation Saturation curve Exclusively used by R D OK Curve Hue Curve Hue curve Exclusively used by R D OK Sharpness Sharpness curve Exclusively used...

Страница 14: ...menu ITEM Default Description Status Setting Erase HDCP Key Do Only for R D OK Reset HDCP Key Do Only for R D OK UsbHdcpkey Do Only for R D OK Update USBPortNumset 1 USB port number set 1 or 2 OK 5 De...

Страница 15: ...tialize the set Note After step 9 Hotel Menu will be disabled by default Therefore if the order requires hotel function it is necessary to enable hotel function by set Design MENU Service Menu HOTEL E...

Страница 16: ...nal and generator The pattern of the signal should be used are White Chroma2329 pattern 113 and Grey pattern 114 The format of signal are respectively 720P for HDMI1 Chroma2329 Timing 69 PAL Chroma232...

Страница 17: ...d White Balance automatically is out of the range of this file Please refer to the relevant technical file of HuiZhou factory of TCL 6 Chip list of software programming before SMT Following chips must...

Страница 18: ...f the OSD choosing the contrast item and press 9 7 3 and 5 in series Factory Menu will appear in the left top of screen 2 Select the USB UPDATE item press left or right key to enter the update box 3 S...

Страница 19: ...lly 3 Upgrading method 2 1 Press the MEUN button of Remote Control then select the Software Update U item in Option sub menu press left or right key to enter the update box 2 Press left button Select...

Страница 20: ...ely there you go the Design Menu 2 Select the SERVICE MENU item press OK and RIGHT button of the remote to enter submenu 3 Select the PROJECT ID item press OK or RIGHT button of the remote to enter th...

Страница 21: ...Chassis Block Diagram...

Страница 22: ...Power Supply Block Diagram...

Страница 23: ......

Страница 24: ...3 1 2 3 3V FOR PANEL IN 5 NC R9 47K 1 EN GND R1 R10 3V3STB 6 FB 15K_1 CE5 C21 5VSTB 2 C19 C20 100uF 16V 0 1uF R12 R11 LVDS 3V3 10uF 0 1uF R2 3 IN 1K DC DC DC DC 13K_1 C22 C23 2 OUT 4 PWR ON OFF R13 1...

Страница 25: ...4 CVBSOUT1 LVA0P 71 RXE1 RXO2 33 3 5 36 34 RXO2 3 2 8 AU33 AUVRM AVDD_AU33 LVA1M 33 34 31 9 3 5 70 RXE1 RXOC 31 32 RXOC AUVAG 36 AUREFM LVA1P 69 RXE2 RXO3 29 31 32 30 RXO3 30 10 3 7 AUVAG LVA2M 68 RXE...

Страница 26: ...Size Document Number Rev Custom SHSF3201A28 101S MSD1306 1 Date Thursday April 30 2015 Sheet 2 of 9 5 4 3 2 1...

Страница 27: ...5 R 75 R 75R C96 C97 R96 R97 2 2 2 10uF 0 1uF Q9 1k 68K 3906 3 3904 1 C98 CVBS_OUT0 CVBS_OUT0 Q10 10uF_0805 1 R99 75R 150R R1012 AV VOUT R103 1 R102 33K C 150R C 2 1 1 AV LOUT R199 47R C100 2 2uF AV A...

Страница 28: ...1 1 C 1 1 R111 0R UART RX R112 0R UART TX R113 68R VGA_HS R114 68R VGA_VS 1 1 R115 100R UART TX R117 R118 1 R116 100R UART RX 2 2 10K 10K B B USB 5VAIN L10 FB_1206 1 R119 5 1R 2 USB1_D R120 5 1R 3 US...

Страница 29: ...C C HDMI 2 INPUT DATA2 1 RP3 42 31 10ohmX4 HOTPLUG DATA2 SHIELD 2 HDMI0_RX2P DATA2 3 86 7 5 HDMI0_RX2N H0_5V H0_5V 20 4 DATA1 HDMI0_RX1P GND1 DATA1 SHIELD 5 HDMI0_RX1N 21 DAT1A 6 GND2 7 2 DATA0 RP4 1...

Страница 30: ...E R R VCC3V3 1 1 1 MSPI_WP R141 33R 3 WP SCK 6 MSPI_CLK C TS_ERR IS LOW FOR I2C ADDRESS 0XD2 C120 4 VSS SI 5 MSPI_DI C TS_ERR IS HIGH FOR I2C ADDRESS 0XF2 C105 C106 C109 C110 C114 C115 100nF R161 100...

Страница 31: ...uH NC 47K NC 100K NC 100uF 16V C 8 21 C151 220nF 2 1 AMP Rout AGND BSP2 L20 C152 1uF R187 15K 9 GVDD OUTP2 20 NC 22uH L29 C153 1nF 25V R188 6 8K 10 PLIMIT PGND1 19 FB C154 1uF C156 1uF 11 RINN OUTP1 1...

Страница 32: ...03 RI SENSE RP23 220R 0603 4 1 SHS2403A 101S LF1 C C 1 RP25 4 7R 1206 RT1 0 43R 3WS 2R5D10M 2 5 5A 2 6 6 11 11 RP27 CP5 RP26 5 CX1 0 33uF 305VAC 100K 0402 100pF 50V0402 10 10 RP35 D13 FR107 4 4 9 9 RP...

Страница 33: ...power supply Check PW Only 3 3V yes Y Check signal P ON Check DC DC DIMBL ON of main IC link part check to PW N Y Check the peripheral circuit Check reset of mail IC check solder of Check IIC bus main...

Страница 34: ...al signal source bad Check the path with this signal source Check the peripheral circuit of mail IC updating SW reset NVM replace main IC Check crystal frequence All signal source bad Check panel ID C...

Страница 35: ...vidual sound Check all sound signal source source Check the sound signal Check sound IC link to main IC N N Y Check the power of Check the peripheral Check wave filter and sound IC circuit of main IC...

Страница 36: ......

Отзывы: